awm.gov.au/E01681 Men of the 3rd Australian Company excavating a chamber in the chalk in the Hulluch subway system, north of Loos. The chalk was dug out with miners' picks and filled into bags. These bags were trucked along the gallery to suitable positions, hauled to the surface and emptied at night. In places where the chalk crumbled, the walls had to be revetted, as is seen on the left. Identified left to right: Captain R. J. Langton MC, Officer Commanding, No. 1 Section (holding bag); 1194 Sapper (Spr) D. C. Vecchia; 6772 Spr C. A. L. Robinson, all members of the 3rd Australian Tunnelling Company.











